21008025360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{4168259}}^1$

素因数の和:4168285

約数の個数: 120

約数和(自身を含む): 80630821440

約数和(自身を除く): 59622796080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 4168259, 8336518, 12504777, 16673036, 20841295, 25009554, 29177813, 33346072, 37514331, 41682590, 50019108, 58355626, 62523885, 66692144, 75028662, 83365180, 87533439, 100038216, 116711252, 125047770, 145889065, 150057324, 166730360, 175066878, 187571655, 200076432, 233422504, 250095540, 262600317, 291778130, 300114648, 333460720, 350133756, 375143310, 437667195, 466845008, 500191080, 525200634, 583556260, 600229296, 700267512, 750286620, 875334390, 1000382160, 1050401268, 1167112520, 1313001585, 1400535024, 1500573240, 1750668780, 2100802536, 2334225040, 2626003170, 3001146480, 3501337560, 4201605072, 5252006340, 7002675120, 10504012680, 21008025360]

約数ペア:

[(1, 21008025360), (2, 10504012680), (3, 7002675120), (4, 5252006340), (5, 4201605072), (6, 3501337560), (7, 3001146480), (8, 2626003170), (9, 2334225040), (10, 2100802536), (12, 1750668780), (14, 1500573240), (15, 1400535024), (16, 1313001585), (18, 1167112520), (20, 1050401268), (21, 1000382160), (24, 875334390), (28, 750286620), (30, 700267512), (35, 600229296), (36, 583556260), (40, 525200634), (42, 500191080), (45, 466845008), (48, 437667195), (56, 375143310), (60, 350133756), (63, 333460720), (70, 300114648), (72, 291778130), (80, 262600317), (84, 250095540), (90, 233422504), (105, 200076432), (112, 187571655), (120, 175066878), (126, 166730360), (140, 150057324), (144, 145889065), (168, 125047770), (180, 116711252), (210, 100038216), (240, 87533439), (252, 83365180), (280, 75028662), (315, 66692144), (336, 62523885), (360, 58355626), (420, 50019108), (504, 41682590), (560, 37514331), (630, 33346072), (720, 29177813), (840, 25009554), (1008, 20841295), (1260, 16673036), (1680, 12504777), (2520, 8336518), (5040, 4168259)]